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From: "Richard B. Johnson" <root@chaos.analogic.com>
To: DervishD <raul@pleyades.net>
Cc: Linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: Changing argv[0] under Linux.
Date: Tue, 14 Jan 2003 14:43:51 -0500 (EST)	[thread overview]
Message-ID: <Pine.LNX.3.95.1030114143919.13702A-100000@chaos.analogic.com> (raw)
In-Reply-To: <20030114191420.GA162@DervishD>

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On Tue, 14 Jan 2003, DervishD wrote:

>     Hi Richard :)
> 
> > > libc, but I think that is more on the kernel side, that's why I ask
> > Last time I checked argv[0] was 512 bytes. Many daemons overwrite
> > it with no problem.
> 
>     Any header where I can see the length for argv[0] or is this some
> kind of unoficial standard? Just doing strcpy seems dangerous to me
> (you can read 'paranoid'...).
> 
>     Thanks a lot for your answer, Richard :)
>     Raúl
> 

They need to have space for _POSIX_PATH_MAX (512 bytes), to
claim POSIX compatibility so any POSIX system will have at
least 512 bytes available because the pathname of the executable
normally goes there.

Cheers,
Dick Johnson
Penguin : Linux version 2.4.18 on an i686 machine (797.90 BogoMips).
Why is the government concerned about the lunatic fringe? Think about it.



  reply	other threads:[~2003-01-14 19:34 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-01-14 18:59 Changing argv[0] under Linux DervishD
2003-01-14 19:10 ` Richard B. Johnson
2003-01-14 19:14   ` DervishD
2003-01-14 19:43     ` Richard B. Johnson [this message]
2003-01-14 19:50       ` DervishD
2003-01-14 19:56         ` Richard B. Johnson
2003-01-14 20:23           ` Mark Mielke
2003-01-14 20:28             ` Richard B. Johnson
2003-01-14 21:21               ` Mark Mielke
2003-01-15 14:00                 ` Richard B. Johnson
2003-01-15 16:43                 ` Richard B. Johnson
2003-01-15 16:57                   ` DervishD
2003-01-14 22:00             ` DervishD
2003-01-21 14:16     ` Bill Davidsen
2003-01-21 15:33       ` DervishD
2003-01-14 20:25   ` Philippe Troin
2003-01-14 20:56     ` Richard B. Johnson
2003-01-14 22:04     ` DervishD
2003-01-14 23:04       ` Bob Miller
2003-01-14 23:11         ` Bob Miller
2003-01-15  4:46           ` Mark Mielke
2003-01-15  8:25             ` jw schultz
2003-01-15 11:41               ` DervishD
2003-01-15 13:16                 ` Jakob Oestergaard
2003-01-15 16:22                   ` DervishD
2003-01-15 16:47                     ` Jakob Oestergaard
2003-01-15 17:10                       ` DervishD
2003-01-15 17:36                         ` Changing argv[0] under Linux. This MUST work DervishD
2003-01-15 21:26                       ` Changing argv[0] under Linux Andreas Schwab
2003-01-15 21:36                         ` Jesse Pollard
2003-01-15 22:03                         ` DervishD
2003-01-16  9:19                           ` Dorin Lazar
2003-01-15 11:35         ` DervishD
2003-01-14 21:55   ` Miquel van Smoorenburg
2003-01-14 22:04     ` Valdis.Kletnieks
2003-01-15 11:28     ` DervishD
2003-01-27  7:47 ` Anuradha Ratnaweera
     [not found] <122203493@toto.iv>
2003-01-14 22:55 ` Peter Chubb
2003-01-16 10:12 Jon Burgess
2003-01-16 10:32 ` DervishD
2003-01-16 11:31 Jon Burgess
2003-01-16 12:58 ` DervishD
     [not found] <20030116130013.GE1358@DervishD>
     [not found] ` <200301161315.h0GDFLM27487@isengard.accucard.com>
2003-01-17 10:08   ` DervishD

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